<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>my spp</title>
</head>
<body>
    <h1>hi welcome</h1>
    <p><a href="{% url 'myapp:yun' %}">yun</a></p>
    <p><a href="{% url 'myapp:jia' 1 20 %}">1 jia 20</a></p>
    <p><a href="{% url 'myapp:post' 1240 %}">post is 1240</a> </p>
</body>
</html>